Vibration damper for a vehicle wheel shock absorber strut

Abstract

A vibration damper for a shock absorber strut is described which is arranged on a piston rod above the elastic body-side bearing facing away from the vehicle wheel. The damper comprises a mass element which is connected with a carrier plate, in which case the element is fastened on a centric pot element by way of radially extending elastic arms, the pot element being held on the free end of the piston rod above the elastic bearing.

What is claimed: 
     
       1. A vibration damper arrangement for a shock absorber strut arranged on a piston rod above an elastic body-side bearing facing away from a vehicle wheel, said vibration damper arrangement comprising: a carrier plate,   a mass element which is connected with the carrier plate, and   a centric pot element which is held on the free end of the piston rod above the elastic body-side bearing by way of radially extending elastic arms, and   wherein the carrier plate surrounds the pot element, wherein the elastic arms extend in a star-shaped manner into corresponding cutouts of U-shaped webs of the carrier plate, and wherein the mass element is supported on the carrier plate and is detachably connected with it by the way of screws.   
     
     
       2. A vibration damper according to claim 1, wherein the pot element comprises diametrically opposite metallic arms which form stops of the elastic body side bearing of the shock absorber strut and wherein at least one of said arms is connected with a guiding device. 
     
     
       3. A vibration damper according to claim 2, wherein the guiding device has a perpendicularly aligned pin which is connected with one of said arms, said pin being guided in a projection sleeve formed at the mass element and having a stop plate on the end face of said pin. 
     
     
       4. A vibration damper according to claim 3, wherein a plastic bush for the slidable receiving of the pin is arranged in the sleeve. 
     
     
       5. A vibration damper according to claim 1, wherein the mass element has a center of gravity which is situated in the longitudinal axis of the piston rod. 
     
     
       6. A vibration damper according to claim 5, wherein the pot element comprises diametrically opposite metallic arms which form stops of the elastic bearing of the shock absorber strut and wherein at least one of said arms is connected with a guiding device. 
     
     
       7. A vibration damper according to claim 1 wherein the mass element is adapted to the circumferential shape of the carrier plate, and wherein the U-shaped webs of the carrier plate are arranged in corresponding recesses of the mass element. 
     
     
       8. A vibration damper according to claim 7, wherein the carrier plate has a metallic construction and its surfaces are provided with rubber which is formed in one piece with the elastic arms. 
     
     
       9. A vibration damper according to claim 1, wherein the carrier plate has a metallic construction and its surfaces are provided with rubber which is formed in one piece with the elastic arms. 
     
     
       10. A vibration damper according to claim 9, wherein the mass element is adapted to the circumferential shape of the carrier plate, and wherein the U-shaped webs of the carrier plate are arranged in corresponding recesses of the mass element. 
     
     
       11. A vibration damper arrangement for a shock absorber strut arranged on a piston rod above an elastic body-side bearing facing away from a vehicle wheel, said vibration damper arrangement comprising: a carrier plate,   a mass element which is connected with the carrier plate, and   a centric pot element which is held on the free end of the piston rod above the elastic body-side bearing by way of radially extending elastic arms,   wherein the mass element has a center of gravity which is situated in the longitudinal axis of the piston rod,   wherein the pot element comprises diametrically opposite metallic arms which form stops of the elastic bearing of the shock absorber strut and wherein at least one of said arms is connected with a guiding device, and   wherein the carrier plate surrounds the pot element, wherein the elastic arms extend in a star-shaped manner into corresponding cutouts of U-shaped webs of the carrier plate, and wherein the mass element is supported on the carrier plate and is detachably connected with it by way of screws.   
     
     
       12. A vibration damper according to claim 11, wherein the mass element is adapted to the circumferential shape of the carrier plate, and wherein the U-shaped webs of the carrier plate are arranged in corresponding recesses of the mass element. 
     
     
       13. A vibration damper arrangement for a shock absorber strut arranged on a piston rod above an elastic body-side bearing facing away from a vehicle wheel, said vibration damper arrangement comprising: a carrier plate,   a mass element which is connected with the carrier plate, and   a centric pot element which is held on the free end of the piston rod above the elastic body-side bearing by way of radially extending elastic arms,   wherein the mass element has a center of gravity which is situated in the longitudinal axis of the piston rod,   wherein the pot element comprises diametrically opposite metallic arms which form stops of the elastic bearing of the shock absorber strut and wherein at least one of said arms is connected with a guiding device, and   wherein the mass element consists of lead and is arranged above the carrier plate and extends partially with its mass accumulation along the circumference of the plate to the level of the bottom of the pot element.   
     
     
       14. A vibration damper according to claim 13, wherein at least four of said elastic arms are provided, two elastic arms respectively being diametrically opposite one another, adjacent elastic arms being arranged at an angle of approximately to 40° to 45° with respect to one another, and wherein the metallic arms of the pot element are arranged between respective pairs of the elastic arms and are disposed directly opposite the carrier plate. 
     
     
       15. A vibration damper arrangement for a shock absorber strut arranged on a piston rod above an elastic body-side bearing facing away from a vehicle wheel, said vibration damper arrangement comprising: a carrier plate,   a mass element which is connected with the carrier plate, and   a centric pot element which is held on the free end of the piston rod above the elastic body-side bearing by way of radially extending elastic arms,   wherein the pot element comprises diametrically opposite metallic arms which form stops of the elastic body side bearing of the shock absorber strut and wherein at least one of said arms is connected with a guiding device, and   wherein at least four of said elastic arms are provided, two elastic arms respectively being diametrically opposite one another, adjacent elastic arms being arranged at an angle of approximately to 40° to 45° with respect to one another, and wherein the metallic arms of the pot element are arranged between respective pairs of the said elastic arms and are disposed directly opposite the carrier plate.   
     
     
       16. A vibration damper arrangement for a shock absorber strut arranged on a piston rod above an elastic body-side bearing facing away from a vehicle wheel, said vibration damper arrangement comprising: a carrier plate,   a mass element which is connected with the carrier plate, and   a centric pot element which is held on the free end of the piston rod above the elastic body-side bearing by way of radially extending elastic arms,   wherein the mass element has a center of gravity which is situated in the longitudinal axis of the piston rod,   wherein the pot element comprises diametrically opposite metallic arms which form stops of the elastic bearing of the shock absorber strut and wherein at least one of said arms is connected with a guiding device, and   wherein the carrier plate has a metallic construction and its surfaces are provided with rubber which is formed in one piece with the elastic arms.   
     
     
       17. A vibration damper arrangement for a shock absorber strut arranged on a piston rod above an elastic body-side bearing facing away from a vehicle wheel, said vibration damper arrangement comprising: a carrier plate,   a mass element which is connected with the carrier plate, and   a centric pot element which is held on the free end of the piston rod above the elastic body-side bearing by way of radially extending elastic arms,   wherein the mass element has a center of gravity which is situated in the longitudinal axis of the piston rod,   wherein the pot element comprises diametrically opposite metallic arms which form stops of the elastic bearing of the shock absorber strut and wherein at least one of said arms is connected with a guiding device, and   wherein at least four of said elastic arms are provided, two elastic arms respectively being diametrically opposite one another, adjacent elastic arms being arranged at an angle of approximately to 40° to 45° with respect to one another, and wherein the metallic arms of the pot element are arranged between respective pairs of the elastic arms and are disposed directly opposite the carrier plate.